XSS in J\!extensions Store Jchatsocial

CVE-2014-3863

Cross-site scripting (XSS) vulnerability in the JChatSocial component before 2.3 for Joomla! allows remote attackers to inject arbitrary web script or HTML via the filename parameter in a file upload in an active JChat chat window.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v2 metric

CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.019 (79.1th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2014-3863: held from 0.019 to 0.019.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Weakness classification (CWE)

References